Wuhan, China
Wuhan, China
Wuhan, China
Wuhan, China
COPROD 127
- Fabricante: Hubei Superdrill
Wuhan, China
Wuhan, China
Wuhan, China
Wuhan, China
Wuhan, China
Wuhan, China
Wuhan, China
Cemented bit
- Fabricante: Hubei Superdrill
Wuhan, China
Wuhan, China
Wuhan, China
PD882
- Fabricante: Hubei Superdrill
Wuhan, China

